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Benefit Plans	12 Months Ended
Benefit Plans	Dec. 31, 2012
Benefit Plans
Benefit Plans	11. Benefit Plans We sponsor retirement savings plans which were established to assist eligible employees in providing for their future retirement needs. We did not contribute to the Plans at any time during 2012, 2011 and 2010.

The entire disclosure for pension and other postretirement benefits.

+ References

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-Name Statement of Financial Accounting Standard (FAS)

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-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/topic&trid=2235017

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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+ Details